Summary Stage 2018: Conjunctiva
Summary Stage 2018
Notes
**Conjunctiva**
8000-8700, 8941-8960, 8965-8983, 9000, 9050-9070, 9072-9111, 9270, 9300-9312, 9340-9363, 9380-9420, 9423-9472, 9474-9493, 9501-9509, 9520-9521, 9523, 9531-9539, 9541
C690: Conjunctiva
**Note 1:** **Sources used in the development of this chapter**
* SEER Extent of Disease 1988: Codes and Coding Instructions (3rd Edition, 1998) (https://seer.cancer.gov/archive/manuals/EOD10Dig.3rd.pdf)
* SEER Summary Staging Manual-2000: Codes and Coding Instructions (https://seer.cancer.gov/tools/ssm/ssm2000/)
* Collaborative Stage Data Collection System, version 02.05: https://cancerstaging.org/cstage/Pages/default.aspx
* Chapter 65 *Conjunctival Carcinoma*, in the AJCC Cancer Staging Manual, Eighth Edition (2017) published by Springer International Publishing. Used with permission of the American College of Surgeons, Chicago, Illinois.
**Note 2:** **Other Summary Stage Chapters with Conjunctiva sites**
* **GIST**: 8935-8936
* **Kaposi Sarcoma**: 9140
* **Melanoma Conjunctiva**: 8720-8790
* **Mycosis Fungoides**: 9700-9701
* **Orbital Sarcoma**: 8710-8714, 8800-8921, 8932-8934, 8940-8990, 9000-9016, 9030-9138, 9141-9175, 9181-9230, 9240-9509, 9520-9582
* **Retinoblastoma**: 9510-9514
* **Soft Tissue**: 8930-8931, 8991-8992, 9020, 9180, 9231
| SS2018 |
Description |
| 0 |
**In situ, intraepithelial, noninvasive**
* CIN III (conjunctival intraepithelial neoplasia III)
* SIN III (squamous intraepithelial neoplasia III)
Tumor has not invaded through the conjunctival basement membrane |
| 1 |
**Localized only (localized, NOS)**
* Confined to conjunctiva, NOS WITH invasion of the conjunctival basement membrane
* Confined to one subsite of conjunctiva
- Bulbar conjunctiva
- Forniceal conjunctiva
- Palpebral conjunctiva
- Tarsal conjunctiva
* Invasion of Cornea (3, 6, 9, or 12 o'clock hours)
- Intraocular compartments
- Intraocular extension WITHOUT invasion of adjacent structures |
| 2 |
**Regional by direct extension only**
* More than one subsite of conjunctiva involved
* Adjacent extraocular extension
- Anterior eyelid lamella
- Caruncle
- Eyelid margin (lower and/or upper)
- Lacrimal punctum and canaliculi (lower and/or upper)
- Plica
- Posterior eyelid lamella
* Adjacent paranasal sinuses
* Bone, bone of orbit
* Orbit, NOS
* Orbital soft tissues WITHOUT bone invasion
* Sinus, NOS |
| 3 |
**Regional lymph node(s) involved only**
* Cervical, NOS
* Mandibular, NOS
- Submandibular (submaxillary)
* Parotid, NOS
- Infra-auricular
- Preauricular
* Regional lymph node(s), NOS
- Lymph node(s), NOS |
| 4 |
**Regional by BOTH direct extension AND regional lymph node(s) involved**
* Codes (2) + (3) |
| 7 |
**Distant site(s)/lymph node(s) involved**
* Distant site(s) (including further contiguous extension)
- Central nervous system
* Distant lymph node(s), NOS
* Distant metastasis, NOS
- Carcinomatosis
- Distant metastasis WITH or WITHOUT distant lymph node(s) |
| 9 |
Unknown if extension or metastasis |
(1) Fritz AG, Ries LAG (eds). **SEER Extent of Disease 1988: Codes and Coding Instructions (3rd Edition, 1998)**, National Cancer Institute, NIH Pub. No. 98-2313, Bethesda, MD, 1998
(2) Young JL Jr, Roffers SD, Ries LAG, Fritz AG, Hurlbut AA (eds.). **SEER Summary Staging Manual-2000: Codes and Coding Instructions**, National Cancer Institute, NIH Pub. No. 01-4969, Bethesda, MD, 2001.
(3) Collaborative Stage Work Group of the American Joint Committee on Cancer. **Collaborative Stage Data Collection System User Documentation and Coding Instructions, version 02.05**. American Joint Committee on Cancer (Chicago, IL)
(4) Gress, D.M., Edge, S.B., Gershenwald, J.E., et al. **Principles of Cancer Staging**. In: Amin, M.B., Edge, S.B., Greene, F.L., et al. (Eds.) AJCC Cancer Staging Manual. 8th Ed. New York: Springer; 2017
(5) Conway, R.M., Finger, P.T., et al. **Conjunctival Carcinoma**. In: Amin, M.B., Edge, S.B., Greene, F.L., et al. (Eds.) AJCC Cancer Staging Manual. 8th Ed. New York: Springer; 2017
(6) **Conjunctival Carcinoma**, from the AJCC Cancer Staging System Version 9 (2026). Used with permission of the American College of Surgeons, Chicago, Illinois.